Home / 56,405.42-77,818.88-33,745.06

Finding the Fourth Proportional to 56,405.42, 77,818.88 and 33,745.06

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Solution

The fourth proportional to 56,405.42, 77,818.88 and 33,745.06 is: 46,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,405.42 : 77,818.88 = 33,745.06 : x
  2. Step 2: Convert to fraction form
    56,405.42/77,818.88 = 33,745.06/x
  3. Step 3: Cross multiply
    56,405.42x = 77,818.88 × 33,745.06
  4. Step 4: Simplify right side
    56,405.42x = 2,626,002,216.91
  5. Step 5: Solve for x
    x = 2,626,002,216.91/56,405.42
  6. Step 6: Final answer
    x = 46,555.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.